Grades

Mammals of Long Ago

Everyone knows that dinosaurs were the kings of Earth when they lived millions of years ago, but do you know that mammals took over after the dinosaurs became extinct? These early mammals looked similar to many of today's modern mammals and can be seen in this book filled with color photographs and scientists' drawings.<p><strong>Series Information</strong></p><p>The natural world comes alive for young readers with Rookie Read-About Science! With striking, full-color photos and just the right amount of text, this series immediately involves young readers as they discover intriguing facts about the fascinating world around them.</p><p><strong>Series Features</strong></p><p>• Simplifies complex science concepts<br />• Clear linkage between text and photos<br />• &quot;Words You Know&quot; clarify and define key concepts<br />• Index makes navigating subject matter easy</p>

Everyone knows that dinosaurs were the kings of Earth when they lived millions of years ago, but do you know that mammals took over after the dinosaurs became extinct? These early mammals looked similar to many of today's modern mammals and can be seen in this book filled with color photographs and scientists' drawings.<p><strong>Series Information</strong></p><p>The natural world comes alive for young readers with Rookie Read-About Science! With striking, full-color photos and just the right amount of text, this series immediately involves young readers as they discover intriguing facts about the fascinating world around them.</p><p><strong>Series Features</strong></p><p>• Simplifies complex science concepts<br />• Clear linkage between text and photos<br />• &quot;Words You Know&quot; clarify and define key concepts<br />• Index makes navigating subject matter easy</p>